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Martin
  • Member for 12 years
  • Last seen more than 9 years ago
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38
Old books still used
Dec 29, 2012
answer
23
A property that forces the NORM to be induced by an INNER PRODUCT
Sep 7, 2013
answer
21
Is the closed unit ball of the Hilbert space homeomorphic to the unit sphere ?
Feb 13, 2013
answer
14
Direct proof of the separation theorem of Hahn-Banach
Jun 22, 2013
answer
12
Does ZF imply a weak version of Hahn-Banach?
Aug 16, 2013
answer
10
Product of Borel sigma algebras
Nov 30, 2012
answer
10
Are dual spaces barreled?
Jul 23, 2013
answer
7
Is the ideal of compact operators strongly Borel?
Jun 20, 2013
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4
Degeneracies for semi-simplicial Kan complexes
Dec 3, 2012
answer
3
Product of Baire sigma-algebras
Mar 20, 2013
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Formatting Sandbox
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Backticks breaking MathJax in comments
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43
When exactly is the dual of $L^1$ isomorphic to $L^\infty$ via the natural map?
33
On the norm of a quotient of a Banach space.
22
What is the topological dual of a dual space with the weak* topology?
22
Space of bounded functions is reflexive if the domain is finite
22
What are examples of closed unbounded operators whose domain is not closed?